Issue #356: Fix bootloader compilation on Linux.
Issue #356: Move loader code related to loading python library.
Issue #356: In loader code split functions related to python library and pyz archive.
Issue #356: Move some archive related fuctions to pyi_archive.c. file.
Issue #356: In loader rename fuction incrementTocPtr().
Issue #356: Rename some bootloader fuctions.
Issue #356: In loader move python mapping to standalon file pyi_python.c.
Issue #356: Fix bootloader compilation on Windows.
Clean: Add readme for bootloader code.
Issue #356: Drop dependency on Python headers for compiling booloader.
Fix: Missing docutils hidden import added.
Merge pull request #22 from bjones1/develop

Fix: Missing docutils hidden import added.
Fix: On Windows include necessary DLLs with PyOpenGL.
Clean: Remove old rthook for PyOpenGL. PyOpenGL does not longer specify version in txt.
Fix: Fix import in GrabVersion utility.
Issue #615: Add code stub for new ImportTracker implementation.
Changed pyi_rth_usb.py to support the new libusb module names in pyusb.
Merge pull request #23 from richarddavis/pyusbfix

Changed pyi_rth_usb.py to support the new libusb module names in pyusb.
Fix: Issue where regex ignored first line from ldd output.
Two minor bugfixes.

1. Changed an outdated reference in build.py from 'source' to 'bootloader'.
2. Added an alias for the libusb0 dylib in pyi_rth_usb.py.